linux-kernel - [PATCH v2 5/7] KVM: x86: hyper-v: drop now unneeded vcpu parameter from kvm_vcpu_ioctl_get_hv

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Date:   Thu, 24 Sep 2020 16:57:55 +0200
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>
Cc:     Sean Christopherson <sean.j.christopherson@...el.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Eduardo Habkost <ehabkost@...hat.com>,
        Jon Doron <arilou@...il.com>, linux-kernel@...r.kernel.org
Subject: [PATCH v2 5/7] KVM: x86: hyper-v: drop now unneeded vcpu parameter from kvm_vcpu_ioctl_get_hv_cpuid()

kvm_vcpu_ioctl_get_hv_cpuid() doesn't use its vcpu parameter anymore,
drop it. Also, the function is now untied from vcpu, rename it accordingly.

No functional change intended.

Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
---
 arch/x86/kvm/hyperv.c | 3 +--
 arch/x86/kvm/hyperv.h | 3 +--
 arch/x86/kvm/x86.c    | 3 +--
 3 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index 503829f71270..34d8a4c76828 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -1951,8 +1951,7 @@ int kvm_vm_ioctl_hv_eventfd(struct kvm *kvm, struct kvm_hyperv_eventfd *args)
 	return kvm_hv_eventfd_assign(kvm, args->conn_id, args->fd);
 }
 
-int kvm_vcpu_ioctl_get_hv_cpuid(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid,
-				struct kvm_cpuid_entry2 __user *entries)
+int kvm_get_hv_cpuid(struct kvm_cpuid2 *cpuid, struct kvm_cpuid_entry2 __user *entries)
 {
 	uint16_t evmcs_ver = 0;
 	struct kvm_cpuid_entry2 cpuid_entries[] = {
diff --git a/arch/x86/kvm/hyperv.h b/arch/x86/kvm/hyperv.h
index e68c6c2e9649..1fc4997e7f01 100644
--- a/arch/x86/kvm/hyperv.h
+++ b/arch/x86/kvm/hyperv.h
@@ -126,7 +126,6 @@ void kvm_hv_setup_tsc_page(struct kvm *kvm,
 void kvm_hv_init_vm(struct kvm *kvm);
 void kvm_hv_destroy_vm(struct kvm *kvm);
 int kvm_vm_ioctl_hv_eventfd(struct kvm *kvm, struct kvm_hyperv_eventfd *args);
-int kvm_vcpu_ioctl_get_hv_cpuid(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid,
-				struct kvm_cpuid_entry2 __user *entries);
+int kvm_get_hv_cpuid(struct kvm_cpuid2 *cpuid, struct kvm_cpuid_entry2 __user *entries);
 
 #endif
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 17f4995e80a7..4b1a092d9e51 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4748,8 +4748,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
 		if (copy_from_user(&cpuid, cpuid_arg, sizeof(cpuid)))
 			goto out;
 
-		r = kvm_vcpu_ioctl_get_hv_cpuid(vcpu, &cpuid,
-						cpuid_arg->entries);
+		r = kvm_get_hv_cpuid(&cpuid, cpuid_arg->entries);
 		if (r)
 			goto out;
 
-- 
2.25.4